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Motives in Tokyo 2026 on the occasion of Thomas Geisser's 60th Birthday

Date	February 16th – 20th , 2026
Venue	NISSAY Lecture Hall, Graduate School of Mathematical Sciences (Komaba Campus),The University of Tokyo.
Organisers	Christian Haesemeyer (University of Melbourne) Shane Kelly (The University of Tokyo) Changlong Zhong (University at Albany)

February 16

10:00 - 11:00　Marc Levine (Duisburg-Essen, Germany)

Localization in the minus part via the real realisation

11:15 - 12:15　Takashi Suzuki(Chuo, Japan)

Arithmetic duality for higher local fields

14:00 - 15:00　Noriyuki Otsubo(Chiba, Japan)

Gaussian hypergeometric motives.

15:30 - 16:30　Oliver Röndigs (Osnabrück, Germany)

Vector bundles on SL_3

February 17

10:00 - 11:00　Hiroyasu Miyazaki (NTT, Tokyo)

On some recent developments of the theory of motives with modulus

11:15 - 12:15　Vova Sosnilo (RIKEN, Japan)

Motives as a localization

14:00 - 15:00　Rin Sugiyama (JWU, Japan)

Zero-cycles of varieties over a B_s-field

15:30 - 16:30　Shuji Saito (The University of Tokyo)

A canonical integral structure on cohomology of the structure sheaf.

February 18

9:00 - 10:00　Jinhyun Park (KAIST, South Korea)

Big de Rham-Witt-valued log and Geisser-Hesselholt-Costeanu dlog for certain non-reduced algebras

10:15 - 11:15　Takeshi Saito (Tokyo, Japan)

Characteristic cycles and microlocalization

11:30 - 12:30　Baptiste Morin (Bordeaux, France)

Zeta-values of arithmetic schemes

February 19

10:00 - 11:00　Kennichi Sugiyama (Rikkyo, Japan)

A special value of L-function and a theta series

11:15 - 12:15　Thomas Nikolaus (Münster, Germany)

K-theory of the Category of Equivariant Sheaves

14:00 - 15:00　Alexander Schmidt (Heidelberg, Germany)

Anabelian geometry in families

15:30 - 16:30　Annette Huber (Freiburg, Germany)

Motives, Periods and Species

February 20

9:00 - 10:00　Matthias Flach (Caltech, US)

The syntomic logarithm

10:15 - 11:15　Brian Shin (Toronto, Canada)

A GAGA principle for Motivic Zero-Cycles

11:30 - 12:30　Lars Hesselholt (Nagoya, Japan / Copenhagen, Denmark)

Categorification and geometry